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If car purchase and weather on test drive were independent events, what would be the expected number of the combination of "Purchase Made" and "Sunny?" 1 3 4

If car purchase and weather on test drive were independent events, what would be the expected number of the combination of "Purchase Made" and "Sunny?" 1 3 4

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
1st Edition
ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
Publisher:HOUGHTON MIFFLIN HARCOURT
Chapter11: Data Analysis And Displays
Section11.4: Two-ways Tables
Problem 26E
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If car purchase and weather on test drive were independent events, what would be the expected number of the combination of "Purchase Made" and "Sunny?" 1 4
Transcribed Image Text:If car purchase and weather on test drive were independent events, what would be the expected number of the combination of "Purchase Made" and "Sunny?" 1 4
Chi-Squared Test A car dealer suspects that the weather of the day of the test drive has an effect on the purchasing behavior. The car dealer recorded the observations in a cross-tab. Sunny Cloudy Rainy Total Purchase Made 4 Purchase NOT Made 4 Total Using a Chi-squared test, test the null hypothesis that weather and purchasing behavior are independent against the alternative that they are dependent.
Transcribed Image Text:Chi-Squared Test A car dealer suspects that the weather of the day of the test drive has an effect on the purchasing behavior. The car dealer recorded the observations in a cross-tab. Sunny Cloudy Rainy Total Purchase Made 4 Purchase NOT Made 4 Total Using a Chi-squared test, test the null hypothesis that weather and purchasing behavior are independent against the alternative that they are dependent.
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